GB1578568A - Apparatus for perforating synthetic plastics film - Google Patents
Apparatus for perforating synthetic plastics film Download PDFInfo
- Publication number
- GB1578568A GB1578568A GB21555/79A GB2155579A GB1578568A GB 1578568 A GB1578568 A GB 1578568A GB 21555/79 A GB21555/79 A GB 21555/79A GB 2155579 A GB2155579 A GB 2155579A GB 1578568 A GB1578568 A GB 1578568A
- Authority
- GB
- United Kingdom
- Prior art keywords
- slot
- web
- heat cutter
- defining means
- spaced
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/18—Perforating by slitting, i.e. forming cuts closed at their ends without removal of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/08—Means for treating work or cutting member to facilitate cutting
- B26D7/10—Means for treating work or cutting member to facilitate cutting by heating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2155/00—Flexible containers made from webs
- B31B2155/001—Flexible containers made from webs by folding webs longitudinally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B2155/00—Flexible containers made from webs
- B31B2155/001—Flexible containers made from webs by folding webs longitudinally
- B31B2155/0014—Flexible containers made from webs by folding webs longitudinally having their openings facing transversally to the direction of movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B31—MAKING ARTICLES OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER; WORKING PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B—MAKING CONTAINERS OF PAPER, CARDBOARD OR MATERIAL WORKED IN A MANNER ANALOGOUS TO PAPER
- B31B70/00—Making flexible containers, e.g. envelopes or bags
- B31B70/74—Auxiliary operations
- B31B70/92—Delivering
- B31B70/94—Delivering singly or in succession
- B31B70/946—Delivering singly or in succession the bags being interconnected
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Making Paper Articles (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Wrappers (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Medical Treatment And Welfare Office Work (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ZA00764252A ZA764252B (en) | 1976-07-16 | 1976-07-16 | Method and apparatus for processing synthetic plastics film |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1578568A true GB1578568A (en) | 1980-11-05 |
Family
ID=25570523
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB28118/77A Expired GB1578567A (en) | 1976-07-16 | 1977-07-05 | Method and apparatus for perforating synthetic plastics film |
GB21555/79A Expired GB1578568A (en) | 1976-07-16 | 1977-07-05 | Apparatus for perforating synthetic plastics film |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB28118/77A Expired GB1578567A (en) | 1976-07-16 | 1977-07-05 | Method and apparatus for perforating synthetic plastics film |
Country Status (10)
Country | Link |
---|---|
JP (1) | JPS5311974A (ja) |
AU (1) | AU512009B2 (ja) |
CA (1) | CA1104783A (ja) |
DE (1) | DE2732137C2 (ja) |
FR (1) | FR2358252A1 (ja) |
GB (2) | GB1578567A (ja) |
GR (1) | GR63747B (ja) |
NZ (1) | NZ184632A (ja) |
PT (1) | PT66818B (ja) |
ZA (1) | ZA764252B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2140346A (en) * | 1981-10-13 | 1984-11-28 | Dow Chemical Co | Cutting and sealing thermoplastic films or sheets |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU548255B2 (en) * | 1981-05-19 | 1985-12-05 | Aci Australia Limited | Flexible package |
JPS60242025A (ja) * | 1984-05-09 | 1985-12-02 | Mitsubishi Heavy Ind Ltd | 射出制御方法 |
CA1245236A (en) | 1984-09-26 | 1988-11-22 | Rene F. Debin | Bag stacking method and apparatus |
US4767300A (en) * | 1987-11-02 | 1988-08-30 | Eastman Kodak Company | Apparatus for precision volumetric control of a moldable material in an injection molding process |
US4913638A (en) * | 1988-06-20 | 1990-04-03 | Eastman Kodak Company | Apparatus for operating an injection molding process utilizing an acceptable part and process window |
US5238380A (en) * | 1990-09-21 | 1993-08-24 | Eastman Kodak Company | Apparatus for precision volumetric control of a moldable material |
US5063008A (en) * | 1990-09-21 | 1991-11-05 | Eastman Kodak Company | Method for precision volumetric control of a moldable material in an injection molding process |
CN110202641B (zh) * | 2019-06-23 | 2021-01-26 | 贵州西牛王印务有限公司 | 一种农优土特产礼品包装盒啤裱试验方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2525139A (en) * | 1946-03-04 | 1950-10-10 | Atlanta Paper Company | Pouch making machine |
US3033257A (en) * | 1957-08-21 | 1962-05-08 | H G Weber And Company Inc | Bag forming tube and method of forming and accumulating the same |
US3045891A (en) * | 1959-09-11 | 1962-07-24 | A Aba Cellophane Products Corp | Continuous envelopes |
GB887292A (en) * | 1959-12-11 | 1962-01-17 | Metal Box Co Ltd | Improvements in or relating to sleeves made from synthetic thermoplastic film material |
BE622541A (ja) * | 1961-09-20 | 1900-01-01 | ||
DE1182800B (de) * | 1961-10-04 | 1964-12-03 | Lehmacher & Sohn M | Vorrichtung zum Schneiden und/oder Schweissen von thermoplastischen Schlauch- bzw. zusammengelegten Folien |
US3194124A (en) * | 1961-11-17 | 1965-07-13 | Flex O Glass Inc | Method of forming tear-off bag supply |
US3227854A (en) * | 1963-02-08 | 1966-01-04 | Reynolds Metals Co | Apparatus for perforating thermoplastic film |
JPS4211513Y1 (ja) * | 1965-02-22 | 1967-06-27 | ||
FR2145055A5 (en) * | 1971-07-07 | 1973-02-16 | Membrino Hercules | Thermoplastic sacks or bags prodn |
-
1976
- 1976-07-16 ZA ZA00764252A patent/ZA764252B/xx unknown
-
1977
- 1977-07-05 GB GB28118/77A patent/GB1578567A/en not_active Expired
- 1977-07-05 GB GB21555/79A patent/GB1578568A/en not_active Expired
- 1977-07-07 CA CA282,215A patent/CA1104783A/en not_active Expired
- 1977-07-12 NZ NZ18463277A patent/NZ184632A/xx unknown
- 1977-07-12 GR GR53943A patent/GR63747B/el unknown
- 1977-07-13 FR FR7721811A patent/FR2358252A1/fr active Granted
- 1977-07-13 AU AU26971/77A patent/AU512009B2/en not_active Expired
- 1977-07-14 JP JP8491077A patent/JPS5311974A/ja active Pending
- 1977-07-15 PT PT6681877A patent/PT66818B/pt unknown
- 1977-07-15 DE DE2732137A patent/DE2732137C2/de not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2140346A (en) * | 1981-10-13 | 1984-11-28 | Dow Chemical Co | Cutting and sealing thermoplastic films or sheets |
Also Published As
Publication number | Publication date |
---|---|
PT66818B (en) | 1979-06-07 |
NZ184632A (en) | 1980-11-14 |
AU512009B2 (en) | 1980-09-18 |
JPS5311974A (en) | 1978-02-02 |
GR63747B (en) | 1979-12-05 |
GB1578567A (en) | 1980-11-05 |
FR2358252A1 (fr) | 1978-02-10 |
AU2697177A (en) | 1979-01-18 |
CA1104783A (en) | 1981-07-14 |
DE2732137C2 (de) | 1983-09-08 |
PT66818A (en) | 1977-08-01 |
DE2732137A1 (de) | 1978-01-26 |
FR2358252B1 (ja) | 1983-10-14 |
ZA764252B (en) | 1978-01-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PCNP | Patent ceased through non-payment of renewal fee |